Cleanup: ResourceDispatcherHost::BeginDownload takes a scoped_ptr<URLRequest> argument.

content/browser/download/download_manager_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/download/download_manager_impl.h"
 
 #include <iterator>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 55 matching lines @@
     : render_process_id_(rpi), render_view_id_(rvi) {}
   int render_process_id_;
   int render_view_id_;
 };
 
 void BeginDownload(const URLParams& url_params,
                    const DownloadSaveInfo& save_info,
                    ResourceDispatcherHost* resource_dispatcher_host,
                    const RenderParams& render_params,
                    const content::ResourceContext* context) {
-  net::URLRequest* request = new net::URLRequest(url_params.url_,
-                                                 resource_dispatcher_host);
+  scoped_ptr<net::URLRequest> request(
+      new net::URLRequest(url_params.url_, resource_dispatcher_host));
   request->set_referrer(url_params.referrer_.spec());
   resource_dispatcher_host->BeginDownload(
-      request, save_info, true,
+      request.Pass(), save_info, true,
       DownloadResourceHandler::OnStartedCallback(),
       render_params.render_process_id_,
       render_params.render_view_id_,
       *context);
 }
 
 }  // namespace
 
 namespace content {
 
@@ skipping 1066 matching lines @@
        it != history_downloads_.end(); ++it) {
     if (it->second->IsComplete() && !it->second->GetOpened())
       ++num_unopened;
   }
   download_stats::RecordOpensOutstanding(num_unopened);
 }
 
 void DownloadManagerImpl::SetFileManager(DownloadFileManager* file_manager) {
   file_manager_ = file_manager;
 }